john deere HYDRAULIC Equipment Repair and Rebuild

Allied Hydraulic provides professional hydraulic repair and rebuild services for John Deere construction, agricultural, forestry, and industrial equipment. We specialize in repairing John Deere hydraulic cylinders and servicing the OEM hydraulic pumps, motors, and valves commonly used in Deere machines. Our focus is restoring performance, reliability, and service life while minimizing downtime in the field.

Trusted John Deere Hydraulic Repair Backed by Experience

Allied Hydraulic has extensive experience servicing hydraulic components used in John Deere equipment across agriculture, construction, forestry, and material handling applications. 

Our technicians understand the operating demands placed on Deere machines and follow proven repair processes to return components to reliable working condition. 

Every repair is completed with careful inspection and testing to ensure dependable performance.

John Deere Machinery We Support

Allied Hydraulic services hydraulic components used across a wide range of John Deere equipment.

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4920, 4930, 4940

R4030, R4038, R4045, R4040

310SJ, 310SK, 310SL, 325SL, 410G, 410J, 410K

T560, C670, W660, T660, W650, T670, 9870STS, S670, S660, S690, S685, S680, 9770STS

7800, 7700, 7500, 7400, 7300, 7200, CS690, 7760, 7660, CP690

844J, 644K, 959K, 953K, 909K, 903K, 903MH, 903KH, 959M, 953M, 909M, 903M, 844K, 824K, 744K, 764, 444K, 755C, 655C, 544K,
524K, 624KR, 624K, 624J, 605K, 950C, 950J, 1050J, 850JR, 750J, 850J, 655K, 850K, 750K, 755D

300D, 250D, 400D, 350D

843K, 643K, 753JH, 753J, 953K, 909KH, 909K, 903KH, 903K, 953J, 903JH, 903J, 959J, 909JH, 909J, 953G, 903G, 853G, 950, 900, 850, 853JH, 853J, 608S, 608L, 608B, 759G, 759JH, 759J, 753GL, 753G, 703JH, T25, 2628, 2618, 703G, 959K, 703J, 909MH, 903MH, 959M, 953M, 909M, 903M

1470D, 1270D, 970_170D, 770D, 1470E, 1270E, 1070D, 970D, 1407D

1110D, 1490D, 1410D, 810D, 1010D, 1110E, 1210E, 1510E, 1010D, 1711D, 1710D, 1710D

7180, 7200, 7250, 7280, 7300, 7350, 7380, 7400, 7450, 7480, 7500, 7550, 7580, 7700, 7750, 7780, 7800, 7850, 7950, 7980

Hitachi Hydraulic Cylinders We Repair

Allied Hydraulic provides complete repair and rebuild services for John Deere hydraulic cylinders used in lifting, steering, articulation, and implement control applications. Our capabilities include seal replacement, rod repair and rechroming, barrel inspection, mount repair, and pressure testing. Each cylinder is rebuilt to restore proper function and extend service life under demanding operating conditions.

Don’t see yours below? No worries, contact us and we’ll see if we can help.

John Deere 110 Cylinders
1596187568, 1619969946

John Deere 110TLB Cylinders
1596187568

John Deere 26G Cylinders
1769635650

John Deere 27 ZTS Cylinders
1596187568, 1611440393

John Deere 27C ZTS Cylinders
1596187568, 1611476477

John Deere 27D Cylinders
1596187568, 1609349211

John Deere 280 Cylinders
1186940071

John Deere 30G Cylinders
1596187568, 1619479227

John Deere 332 Cylinders
1189745360

John Deere 35 ZTS Cylinders
1596187568, 1613616361

John Deere 350D Cylinders
1123443169, 1016296746

John Deere 35C ZTS Cylinders
1596187568, 1615572334

John Deere 35D Cylinders
1596187568, 1617281092

John Deere 35G Cylinders
1596187568, 1618160792

John Deere 400D Cylinders
1123803559, 1016296746

John Deere 50C ZTS Cylinders
1861401618

John Deere 50D Cylinders
1861867570

John Deere 50G Cylinders
1863403923

John Deere 50ZTS Cylinders
1863477156

John Deere 60D Cylinders
1863935176

John Deere 60G Cylinders
1864535968

John Deere CT332 Cylinders
1191088902

Cylinder Type

Models

John Deere 110 Cylinders

1596187568, 1619969946

John Deere 110TLB Cylinders

1596187568

John Deere 26G Cylinders

1769635650

John Deere 27 ZTS Cylinders

1596187568, 1611440393

John Deere 27C ZTS Cylinders

1596187568, 1611476477

John Deere 27D Cylinders

1596187568, 1609349211

John Deere 280 Cylinders

1186940071

John Deere 30G Cylinders

1596187568, 1619479227

John Deere 332 Cylinders

1189745360

John Deere 35 ZTS Cylinders

1596187568, 1613616361

John Deere 350D Cylinders

1123443169, 1016296746

John Deere 35C ZTS Cylinders

1596187568, 1615572334

John Deere 35D Cylinders

1596187568, 1617281092

John Deere 35G Cylinders

1596187568, 1618160792

John Deere 400D Cylinders

1123803559, 1016296746

John Deere 50C ZTS Cylinders

1861401618

John Deere 50D Cylinders

1861867570

John Deere 50G Cylinders

1863403923

John Deere 50ZTS Cylinders

1863477156

John Deere 60D Cylinders

1863935176

John Deere 60G Cylinders

1864535968

John Deere CT332 Cylinders

1191088902

Common John Deere Hydraulic Cylinder Failures We Repair

John Deere hydraulic cylinders operate in environments that expose them to heavy loads, contamination, and constant cycling. Allied Hydraulic commonly repairs the following John Deere hydraulic cylinder issues:

  • Seal leakage and blow-by caused by wear, heat, or contamination

  • Internal bypass resulting in slow movement or loss of holding force

  • Rod scoring, pitting, or chrome damage from debris or worn wipers

  • Bent rods caused by side loading or impact during operation

  • Barrel scoring or internal wear affecting smooth operation

  • Worn pin bores and mounting points leading to excessive play and misalignment

Each cylinder is fully inspected to identify the root cause of failure and rebuilt to restore reliable performance.

Repair of OEM Hydraulic Components Used in John Deere Equipment

While John Deere machines are manufactured as complete systems, many hydraulic components are supplied by OEM manufacturers. Allied Hydraulic services these components when used in John Deere applications.

Hydraulic Pumps

John Deere equipment commonly uses axial piston and gear pumps supplied by OEM manufacturers such as Danfoss and Rexroth. Allied Hydraulic repairs these pumps to restore flow, pressure, and efficiency.

Hydraulic Motors

Drive motors, steering motors, and auxiliary motors used in John Deere equipment are commonly sourced from OEM manufacturers including Rexroth, Danfoss and Eaton. Allied Hydraulic rebuilds these motors to ensure dependable torque and smooth operation.

Hydraulic Valves

Directional control valves, priority valves, and main control valves used in John Deere systems are commonly supplied by OEM valve manufacturers such as Eaton Vickers. Allied Hydraulic services these valves to correct leakage and control issues.

John Deere Hydraulic Repair FAQs

Leaks are often caused by worn seals, damaged rod surfaces, or contamination inside the cylinder. Maintaining fluid levels alone does not prevent seal wear over time, especially in high cycle applications.

Cylinder drift is commonly caused by internal seal bypass, allowing hydraulic fluid to leak past the piston. This results in gradual movement even when controls are neutral.

Yes. In many cases, John Deere hydraulic cylinders can be rebuilt to restore performance and extend service life, reducing the cost compared to full replacement.

Yes. Continuing to operate equipment with leaking or damaged cylinders can lead to additional wear, contamination of the hydraulic system, and increased repair costs over time.

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